APA (7th ed.) Citation

Černý, R., Tojnar, J., & Novák, V. Hydrotreating of propane and butane deasphalted oils.

Chicago Style (17th ed.) Citation

Černý, R., J. Tojnar, and V. Novák. Hydrotreating of Propane and Butane Deasphalted Oils.

MLA (9th ed.) Citation

Černý, R., et al. Hydrotreating of Propane and Butane Deasphalted Oils.